<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script type="text/javascript">
function check(){
	var i=document.getElementById("do").value;
	if (i==""){ alert("不能为空");}
	
	
}

</script>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>登录</title>
</head>
<body>
<form action="doctorloginAction" method="post">
<table>

<tr>        
<td>用户名</td>
<td><input type="text" name="doctorname" id="do" onblur="check()"> </td>
</tr>


<tr>        
<td>密码</td>
<td><input type="password" name="password" id="dp"> </td>
</tr>


<tr><td><input type="submit" value="登录"></td> <td></td></tr>
</table>


</form>


</body>
</html>